Description The Cateye Clip C-2 allows you to mount your rear Cateye light to your saddle bag. Compatible with ViZ Series, Rapid X3* / X*, Rapid mini, Reflex Auto, Omni 5, and Omni 3. *Spacer X (a separately sold Cateye part) is required. Snap System By using proprietary Cateye brackets, Snap System allows riders to place rear lights on many locations in both horizontal and vertical orientations.